Robuta

https://pbase.com/splluk/image/142435391 fern frond, Blechnum sp. (Blechnaceae) photo - Stephen Luk photos at pbase.com https://phytotaxa.mapress.com/pt/article/view/phytotaxa.603.2.5 A new species of Parablechnum (Blechnaceae) with prostrate leaves | Phytotaxa a new species blechnaceae prostrate leaves